Summary of Significant Accounting Policies - Software Development Cost (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	2 years
Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	10 years
Software and Software Development Costs For Software Intended for Internal Use
Property, Plant and Equipment [Line Items]
Capitalized software development cost	$ 5,900,000	$ 1,000,000	$ 200,000
Amortization of capitalized software development costs	500,000	0	0
Purchased software and licenses
Property, Plant and Equipment [Line Items]
Amortization of capitalized software development costs	$ 1,300,000	800,000	800,000
Purchased software and licenses | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	3 years
Purchased software and licenses | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	5 years
Software and Software Development Costs for Software Intended to be Sold, Leased, or Otherwise Marketed
Property, Plant and Equipment [Line Items]
Capitalized software development cost	$ 0	0	0
Amortization of capitalized software development costs	$ 800,000	$ 800,000	$ 800,000